feat: add stable client endpoint compatibility (#3509)

* feat: add stable client endpoint compatibility

* fix: keep portable-pty patch checks composable

* ci: run maintenance checks in pull requests

* fix: reject endpoint errors from terminal clients

* feat: keep compatible servers running across updates

1 files changed, 5 insertions, 1 deletions

diff --git a/src/api/server.rs b/src/api/server.rs
index ff0b6fdf..64beec33 100644
--- a/src/api/server.rs
+++ b/src/api/server.rs
@@ -68,6 +68,7 @@ fn default_capabilities() -> Option<ServerCapabilities> {
     Some(ServerCapabilities {
         live_handoff: crate::platform::capabilities().live_handoff,
         detached_server_daemon: crate::platform::current_process_is_detached_server_daemon(),
+        endpoint_protocol_generation: Some(crate::protocol::endpoint::ENDPOINT_PROTOCOL_GENERATION),
     })
 }
 
@@ -371,7 +372,7 @@ fn handle_request(
     dispatch_to_app(request, api_tx, None, response_write_complete, None)
 }
 
-fn api_method_name(method: &Method) -> &'static str {
+pub(crate) fn api_method_name(method: &Method) -> &'static str {
     match method {
         Method::Ping(_) => "ping",
         Method::ServerStop(_) => "server.stop",
@@ -1090,6 +1091,9 @@ mod tests {
             Some(ServerCapabilities {
                 live_handoff: true,
                 detached_server_daemon: true,
+                endpoint_protocol_generation: Some(
+                    crate::protocol::endpoint::ENDPOINT_PROTOCOL_GENERATION,
+                ),
             }),
             None,
             None,